skeleton for /keys cherry picking testcase
This commit is contained in:
Christian Grothoff
parent
6d7645a99b
commit
e33d72683c
@ -45,7 +45,8 @@ endif
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endif
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check_PROGRAMS = \
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test_exchange_api
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test_exchange_api \
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test_exchange_api_keys_cherry_picking
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AM_TESTS_ENVIRONMENT=export TALER_PREFIX=$${TALER_PREFIX:-@libdir@};export PATH=$${TALER_PREFIX:-@prefix@}/bin:$$PATH;
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@ -64,6 +65,17 @@ test_exchange_api_LDADD = \
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-lgnunetutil \
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-ljansson
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test_exchange_api_keys_cherry_picking_SOURCES = \
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test_exchange_api_keys_cherry_picking.c
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test_exchange_api_keys_cherry_picking_LDADD = \
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libtalerexchange.la \
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$(LIBGCRYPT_LIBS) \
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$(top_builddir)/src/json/libtalerjson.la \
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$(top_builddir)/src/util/libtalerutil.la \
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-lgnunetcurl \
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-lgnunetutil \
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-ljansson
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EXTRA_DIST = \
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test_exchange_api_home/.local/share/taler/exchange/offline-keys/master.priv \
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test_exchange_api_home/.config/taler/test.json \
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687
src/exchange-lib/test_exchange_api_keys_cherry_picking.c
Normal file
687
src/exchange-lib/test_exchange_api_keys_cherry_picking.c
Normal file
@ -0,0 +1,687 @@
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/*
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This file is part of TALER
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Copyright (C) 2014-2017 GNUnet e.V. and Inria
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file exchange/test_exchange_api_keys_cherry_picking.c
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* @brief testcase to test exchange's /keys cherry picking ability
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* @author Christian Grothoff
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*/
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#include "platform.h"
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#include "taler_util.h"
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#include "taler_signatures.h"
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#include "taler_exchange_service.h"
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#include "taler_json_lib.h"
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#include <gnunet/gnunet_util_lib.h>
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#include <microhttpd.h>
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/**
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* Main execution context for the main loop.
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*/
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static struct GNUNET_CURL_Context *ctx;
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/**
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* Handle to access the exchange.
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*/
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static struct TALER_EXCHANGE_Handle *exchange;
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/**
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* Context for running the CURL event loop.
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*/
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static struct GNUNET_CURL_RescheduleContext *rc;
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/**
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* Handle to the exchange process.
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*/
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static struct GNUNET_OS_Process *exchanged;
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/**
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* Task run on timeout.
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*/
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static struct GNUNET_SCHEDULER_Task *timeout_task;
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/**
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* Result of the testcases, #GNUNET_OK on success
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*/
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static int result;
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/**
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* Opcodes for the interpreter.
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*/
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enum OpCode
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{
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/**
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* Termination code, stops the interpreter loop (with success).
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*/
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OC_END = 0,
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/**
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* Run a process.
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*/
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OC_RUN_PROCESS,
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/**
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* Signal the exchange to reload the keys.
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*/
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OC_SIGNAL_EXCHANGE,
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/**
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* Check the /keys.
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*/
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OC_CHECK_KEYS
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};
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/**
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* Details for a exchange operation to execute.
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*/
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struct Command
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{
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/**
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* Opcode of the command.
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*/
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enum OpCode oc;
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/**
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* Label for the command, can be NULL.
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*/
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const char *label;
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/**
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* Details about the command.
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*/
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union
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{
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struct {
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/**
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* Binary to execute.
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*/
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const char *binary;
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/**
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* Command-line arguments for the process to be run.
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*/
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char *const*argv;
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/**
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* Process handle.
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*/
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struct GNUNET_OS_Process *proc;
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/**
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* ID of task called whenever we get a SIGCHILD.
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*/
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struct GNUNET_SCHEDULER_Task *child_death_task;
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} run_process;
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struct {
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/**
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* Expected number of denomination keys.
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*/
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unsigned int num_denom_keys;
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} check_keys;
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} details;
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};
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/**
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* State of the interpreter loop.
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*/
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struct InterpreterState
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{
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/**
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* Keys from the exchange.
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*/
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const struct TALER_EXCHANGE_Keys *keys;
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/**
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* Commands the interpreter will run.
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*/
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struct Command *commands;
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/**
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* Interpreter task (if one is scheduled).
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*/
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struct GNUNET_SCHEDULER_Task *task;
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/**
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* Instruction pointer. Tells #interpreter_run() which
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* instruction to run next.
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*/
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unsigned int ip;
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};
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/**
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* Pipe used to communicate child death via signal.
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*/
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static struct GNUNET_DISK_PipeHandle *sigpipe;
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/**
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* The testcase failed, return with an error code.
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*
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* @param is interpreter state to clean up
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*/
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static void
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fail (struct InterpreterState *is)
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{
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result = GNUNET_SYSERR;
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GNUNET_SCHEDULER_shutdown ();
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}
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/**
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* Run the main interpreter loop that performs exchange operations.
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*
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* @param cls contains the `struct InterpreterState`
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*/
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static void
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interpreter_run (void *cls);
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/**
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* Run the next command with the interpreter.
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*
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* @param is current interpeter state.
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*/
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static void
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next_command (struct InterpreterState *is)
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{
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if (GNUNET_SYSERR == result)
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return; /* ignore, we already failed! */
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is->ip++;
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is->task = GNUNET_SCHEDULER_add_now (&interpreter_run,
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is);
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}
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/**
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* Task triggered whenever we receive a SIGCHLD (child
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* process died).
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*
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* @param cls closure, NULL if we need to self-restart
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*/
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static void
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maint_child_death (void *cls)
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{
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struct InterpreterState *is = cls;
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struct Command *cmd = &is->commands[is->ip];
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const struct GNUNET_DISK_FileHandle *pr;
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char c[16];
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switch (cmd->oc) {
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case OC_RUN_PROCESS:
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cmd->details.run_process.child_death_task = NULL;
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pr = GNUNET_DISK_pipe_handle (sigpipe, GNUNET_DISK_PIPE_END_READ);
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GNUNET_break (0 < GNUNET_DISK_file_read (pr, &c, sizeof (c)));
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GNUNET_OS_process_wait (cmd->details.run_process.proc);
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GNUNET_OS_process_destroy (cmd->details.run_process.proc);
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cmd->details.run_process.proc = NULL;
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break;
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default:
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GNUNET_break (0);
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fail (is);
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return;
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}
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next_command (is);
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}
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/**
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* Run the main interpreter loop that performs exchange operations.
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*
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* @param cls contains the `struct InterpreterState`
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*/
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static void
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interpreter_run (void *cls)
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{
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struct InterpreterState *is = cls;
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struct Command *cmd = &is->commands[is->ip];
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const struct GNUNET_SCHEDULER_TaskContext *tc;
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is->task = NULL;
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tc = GNUNET_SCHEDULER_get_task_context ();
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if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
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{
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fprintf (stderr,
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"Test aborted by shutdown request\n");
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fail (is);
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return;
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}
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
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"Running command `%s'\n",
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cmd->label);
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switch (cmd->oc)
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{
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case OC_END:
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result = GNUNET_OK;
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GNUNET_SCHEDULER_shutdown ();
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return;
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case OC_RUN_PROCESS:
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{
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const struct GNUNET_DISK_FileHandle *pr;
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cmd->details.run_process.proc
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= GNUNET_OS_start_process_vap (GNUNET_NO,
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GNUNET_OS_INHERIT_STD_ALL,
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NULL, NULL, NULL,
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cmd->details.run_process.binary,
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cmd->details.run_process.argv);
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if (NULL == cmd->details.run_process.proc)
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{
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GNUNET_break (0);
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fail (is);
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return;
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}
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pr = GNUNET_DISK_pipe_handle (sigpipe,
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GNUNET_DISK_PIPE_END_READ);
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cmd->details.run_process.child_death_task
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= GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
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pr,
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&maint_child_death,
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is);
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return;
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}
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default:
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GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
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"Unknown instruction %d at %u (%s)\n",
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cmd->oc,
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is->ip,
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cmd->label);
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fail (is);
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return;
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}
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}
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/**
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* Signal handler called for SIGCHLD. Triggers the
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* respective handler by writing to the trigger pipe.
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*/
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static void
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sighandler_child_death ()
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{
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static char c;
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int old_errno = errno; /* back-up errno */
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GNUNET_break (1 ==
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GNUNET_DISK_file_write (GNUNET_DISK_pipe_handle
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(sigpipe, GNUNET_DISK_PIPE_END_WRITE),
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&c, sizeof (c)));
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errno = old_errno; /* restore errno */
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}
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/**
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* Function run when the test terminates (good or bad) with timeout.
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*
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* @param cls NULL
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*/
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static void
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do_timeout (void *cls)
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{
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timeout_task = NULL;
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GNUNET_SCHEDULER_shutdown ();
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}
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/**
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* Function run when the test terminates (good or bad).
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* Cleans up our state.
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*
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* @param cls the interpreter state.
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*/
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static void
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do_shutdown (void *cls)
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{
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struct InterpreterState *is = cls;
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struct Command *cmd;
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unsigned int i;
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fprintf (stderr,
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"Executing shutdown at `%s'\n",
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is->commands[is->ip].label);
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for (i=0;OC_END != (cmd = &is->commands[i])->oc;i++)
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{
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switch (cmd->oc)
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{
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case OC_END:
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GNUNET_assert (0);
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break;
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case OC_RUN_PROCESS:
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if (NULL != cmd->details.run_process.proc)
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{
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GNUNET_break (0 ==
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GNUNET_OS_process_kill (cmd->details.run_process.proc,
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SIGKILL));
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GNUNET_OS_process_wait (cmd->details.run_process.proc);
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GNUNET_OS_process_destroy (cmd->details.run_process.proc);
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cmd->details.run_process.proc = NULL;
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}
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if (NULL != cmd->details.run_process.child_death_task)
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{
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GNUNET_SCHEDULER_cancel (cmd->details.run_process.child_death_task);
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cmd->details.run_process.child_death_task = NULL;
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}
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break;
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default:
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GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
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"Unknown instruction %d at %u (%s)\n",
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cmd->oc,
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i,
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cmd->label);
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break;
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}
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}
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if (NULL != is->task)
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{
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GNUNET_SCHEDULER_cancel (is->task);
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is->task = NULL;
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}
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GNUNET_free (is);
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if (NULL != exchange)
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{
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TALER_EXCHANGE_disconnect (exchange);
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exchange = NULL;
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}
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if (NULL != ctx)
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{
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GNUNET_CURL_fini (ctx);
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ctx = NULL;
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}
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if (NULL != rc)
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{
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GNUNET_CURL_gnunet_rc_destroy (rc);
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rc = NULL;
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}
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if (NULL != timeout_task)
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{
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GNUNET_SCHEDULER_cancel (timeout_task);
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timeout_task = NULL;
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}
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}
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/**
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* Functions of this type are called to provide the retrieved signing and
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* denomination keys of the exchange. No TALER_EXCHANGE_*() functions should be called
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* in this callback.
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*
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* @param cls closure
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* @param keys information about keys of the exchange
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* @param vc version compatibility
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*/
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static void
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cert_cb (void *cls,
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const struct TALER_EXCHANGE_Keys *keys,
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enum TALER_EXCHANGE_VersionCompatibility vc)
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{
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struct InterpreterState *is = cls;
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/* check that keys is OK */
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#define ERR(cond) do { if(!(cond)) break; GNUNET_break (0); GNUNET_SCHEDULER_shutdown(); return; } while (0)
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ERR (NULL == keys);
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ERR (0 == keys->num_sign_keys);
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
|
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"Read %u signing keys\n",
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keys->num_sign_keys);
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ERR (0 == keys->num_denom_keys);
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
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"Read %u denomination keys\n",
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keys->num_denom_keys);
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#undef ERR
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/* run actual tests via interpreter-loop */
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is->keys = keys;
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is->task = GNUNET_SCHEDULER_add_now (&interpreter_run,
|
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is);
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}
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|
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|
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/**
|
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* Main function that will be run by the scheduler.
|
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*
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* @param cls closure
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*/
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static void
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run (void *cls)
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{
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struct InterpreterState *is;
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static struct Command commands[] =
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{
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{ .oc = OC_END }
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};
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is = GNUNET_new (struct InterpreterState);
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is->commands = commands;
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ctx = GNUNET_CURL_init (&GNUNET_CURL_gnunet_scheduler_reschedule,
|
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&rc);
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GNUNET_assert (NULL != ctx);
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rc = GNUNET_CURL_gnunet_rc_create (ctx);
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exchange = TALER_EXCHANGE_connect (ctx,
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"http://localhost:8081",
|
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&cert_cb, is,
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TALER_EXCHANGE_OPTION_END);
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GNUNET_assert (NULL != exchange);
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timeout_task
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= GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
|
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(GNUNET_TIME_UNIT_SECONDS, 300),
|
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&do_timeout, NULL);
|
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GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
|
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is);
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}
|
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|
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|
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/**
|
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* Remove files from previous runs
|
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*/
|
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static void
|
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cleanup_files ()
|
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{
|
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struct GNUNET_CONFIGURATION_Handle *cfg;
|
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char *dir;
|
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|
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cfg = GNUNET_CONFIGURATION_create ();
|
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if (GNUNET_OK !=
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GNUNET_CONFIGURATION_load (cfg,
|
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"test_exchange_api.conf"))
|
||||
{
|
||||
GNUNET_break (0);
|
||||
GNUNET_CONFIGURATION_destroy (cfg);
|
||||
exit (77);
|
||||
}
|
||||
GNUNET_assert (GNUNET_OK ==
|
||||
GNUNET_CONFIGURATION_get_value_filename (cfg,
|
||||
"exchange",
|
||||
"keydir",
|
||||
&dir));
|
||||
if (GNUNET_YES ==
|
||||
GNUNET_DISK_directory_test (dir,
|
||||
GNUNET_NO))
|
||||
GNUNET_break (GNUNET_OK ==
|
||||
GNUNET_DISK_directory_remove (dir));
|
||||
GNUNET_free (dir);
|
||||
GNUNET_CONFIGURATION_destroy (cfg);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Main function for the testcase for the exchange API.
|
||||
*
|
||||
* @param argc expected to be 1
|
||||
* @param argv expected to only contain the program name
|
||||
*/
|
||||
int
|
||||
main (int argc,
|
||||
char * const *argv)
|
||||
{
|
||||
struct GNUNET_OS_Process *proc;
|
||||
struct GNUNET_SIGNAL_Context *shc_chld;
|
||||
enum GNUNET_OS_ProcessStatusType type;
|
||||
unsigned long code;
|
||||
unsigned int iter;
|
||||
|
||||
/* These might get in the way... */
|
||||
unsetenv ("XDG_DATA_HOME");
|
||||
unsetenv ("XDG_CONFIG_HOME");
|
||||
GNUNET_log_setup ("test-exchange-api-keys-cherry-picking",
|
||||
"INFO",
|
||||
NULL);
|
||||
if (GNUNET_OK !=
|
||||
GNUNET_NETWORK_test_port_free (IPPROTO_TCP,
|
||||
8081))
|
||||
{
|
||||
fprintf (stderr,
|
||||
"Required port %u not available, skipping.\n",
|
||||
8081);
|
||||
return 77;
|
||||
}
|
||||
cleanup_files ();
|
||||
|
||||
proc = GNUNET_OS_start_process (GNUNET_NO,
|
||||
GNUNET_OS_INHERIT_STD_ALL,
|
||||
NULL, NULL, NULL,
|
||||
"taler-exchange-keyup",
|
||||
"taler-exchange-keyup",
|
||||
"-c", "test_exchange_api.conf",
|
||||
"-o", "auditor.in",
|
||||
NULL);
|
||||
if (NULL == proc)
|
||||
{
|
||||
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
|
||||
"Failed to run `taler-exchange-keyup`, is your PATH correct?\n");
|
||||
return 77;
|
||||
}
|
||||
GNUNET_OS_process_wait (proc);
|
||||
GNUNET_OS_process_destroy (proc);
|
||||
|
||||
proc = GNUNET_OS_start_process (GNUNET_NO,
|
||||
GNUNET_OS_INHERIT_STD_ALL,
|
||||
NULL, NULL, NULL,
|
||||
"taler-auditor-sign",
|
||||
"taler-auditor-sign",
|
||||
"-c", "test_exchange_api.conf",
|
||||
"-u", "http://auditor/",
|
||||
"-m", "98NJW3CQHZQGQXTY3K85K531XKPAPAVV4Q5V8PYYRR00NJGZWNVG",
|
||||
"-r", "auditor.in",
|
||||
"-o", "test_exchange_api_home/.local/share/taler/auditors/auditor.out",
|
||||
NULL);
|
||||
if (NULL == proc)
|
||||
{
|
||||
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
|
||||
"Failed to run `taler-exchange-keyup`, is your PATH correct?\n");
|
||||
return 77;
|
||||
}
|
||||
GNUNET_OS_process_wait (proc);
|
||||
GNUNET_OS_process_destroy (proc);
|
||||
|
||||
proc = GNUNET_OS_start_process (GNUNET_NO,
|
||||
GNUNET_OS_INHERIT_STD_ALL,
|
||||
NULL, NULL, NULL,
|
||||
"taler-exchange-dbinit",
|
||||
"taler-exchange-dbinit",
|
||||
"-c", "test_exchange_api.conf",
|
||||
"-r",
|
||||
NULL);
|
||||
if (NULL == proc)
|
||||
{
|
||||
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
|
||||
"Failed to run `taler-exchange-dbinit`, is your PATH correct?\n");
|
||||
return 77;
|
||||
}
|
||||
if (GNUNET_SYSERR ==
|
||||
GNUNET_OS_process_wait_status (proc,
|
||||
&type,
|
||||
&code))
|
||||
{
|
||||
GNUNET_break (0);
|
||||
GNUNET_OS_process_destroy (proc);
|
||||
return 1;
|
||||
}
|
||||
GNUNET_OS_process_destroy (proc);
|
||||
if ( (type == GNUNET_OS_PROCESS_EXITED) &&
|
||||
(0 != code) )
|
||||
{
|
||||
fprintf (stderr,
|
||||
"Failed to setup database\n");
|
||||
return 77;
|
||||
}
|
||||
if ( (type != GNUNET_OS_PROCESS_EXITED) ||
|
||||
(0 != code) )
|
||||
{
|
||||
fprintf (stderr,
|
||||
"Unexpected error running `taler-exchange-dbinit'!\n");
|
||||
return 1;
|
||||
}
|
||||
exchanged = GNUNET_OS_start_process (GNUNET_NO,
|
||||
GNUNET_OS_INHERIT_STD_ALL,
|
||||
NULL, NULL, NULL,
|
||||
"taler-exchange-httpd",
|
||||
"taler-exchange-httpd",
|
||||
"-c", "test_exchange_api.conf",
|
||||
"-i",
|
||||
NULL);
|
||||
/* give child time to start and bind against the socket */
|
||||
fprintf (stderr,
|
||||
"Waiting for `taler-exchange-httpd' to be ready");
|
||||
iter = 0;
|
||||
do
|
||||
{
|
||||
if (10 == iter)
|
||||
{
|
||||
fprintf (stderr,
|
||||
"Failed to launch `taler-exchange-httpd' (or `wget')\n");
|
||||
GNUNET_OS_process_kill (exchanged,
|
||||
SIGTERM);
|
||||
GNUNET_OS_process_wait (exchanged);
|
||||
GNUNET_OS_process_destroy (exchanged);
|
||||
return 77;
|
||||
}
|
||||
fprintf (stderr, ".");
|
||||
sleep (1);
|
||||
iter++;
|
||||
}
|
||||
while (0 != system ("wget -q -t 1 -T 1 http://127.0.0.1:8081/keys -o /dev/null -O /dev/null"));
|
||||
fprintf (stderr, "\n");
|
||||
result = GNUNET_NO;
|
||||
sigpipe = GNUNET_DISK_pipe (GNUNET_NO, GNUNET_NO, GNUNET_NO, GNUNET_NO);
|
||||
GNUNET_assert (NULL != sigpipe);
|
||||
shc_chld = GNUNET_SIGNAL_handler_install (GNUNET_SIGCHLD,
|
||||
&sighandler_child_death);
|
||||
GNUNET_SCHEDULER_run (&run, NULL);
|
||||
GNUNET_SIGNAL_handler_uninstall (shc_chld);
|
||||
shc_chld = NULL;
|
||||
GNUNET_DISK_pipe_close (sigpipe);
|
||||
GNUNET_OS_process_kill (exchanged,
|
||||
SIGTERM);
|
||||
GNUNET_OS_process_wait (exchanged);
|
||||
GNUNET_OS_process_destroy (exchanged);
|
||||
return (GNUNET_OK == result) ? 0 : 1;
|
||||
}
|
||||
|
||||
/* end of test_exchange_api_keys_cherry_picking.c */
|
||||
Loading…
Reference in New Issue
Block a user